Module: Multiresolution Index of Valley Bottom Flatness (MRVBF)
(c) 2006 by O.Conrad
Menu: Terrain Analysis > Morphometry
Description
Calculation of the 'multiresolution index of valley bottom flatness' (MRVBF) and the complementary 'multiresolution index of the ridge top flatness' (MRRTF).

References:
- Gallant, J.C., Dowling, T.I. (2003): 'A multiresolution index of valley bottom flatness for mapping depositional areas', Water Resources Research, 39/12:1347-1359

Parameters
NameTypeIdentifierDescriptionConstraints
Input
Elevation Grid (input)DEM
Output
MRVBFGrid (output)MRVBF
MRRTFGrid (output)MRRTF
Options
Initial Threshold for SlopeFloating pointT_SLOPEValue Range: 0.000000 - 100.000000
Threshold for Elevation Percentile (Lowness)Floating pointT_PCTL_VValue Range: 0.000000 - 1.000000
Threshold for Elevation Percentile (Upness)Floating pointT_PCTL_RValue Range: 0.000000 - 1.000000
Shape Parameter for SlopeFloating pointP_SLOPE
Shape Parameter for Elevation PercentileFloating pointP_PCTL
Update ViewsBooleanUPDATE
ClassifyBooleanCLASSIFY
Maximum Resolution (Percentage)Floating pointMAX_RESMaximum resolution as percentage of the diameter of the DEM.Value Range: 0.000000 - 100.000000